Hints for SUM #37

Difficulty: Easy

Spoiler-safe hints for the SUM puzzle of October 24, 2026. Each hint is hidden until you open it; the answer stays hidden until you ask for it.

Hint 1

Target 1 (61): start with 4 × 9 = 36

Hint 2

Target 2 (56): start with 3 × 9 = 27

Hint 3

Target 3 (277): start with 3 × 18 = 54

The answer

Contains the answer. Open only if you are stuck.

3 · 4 · 9 · 18 · 25

  • Target 1: 614 × 9 = 36 · 25 + 36 = 61
  • Target 2: 563 × 9 = 27 · 4 + 25 = 29 · 27 + 29 = 56
  • Target 3: 2773 × 18 = 54 · 9 + 54 = 63 · 4 × 63 = 252 · 25 + 252 = 277

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SUM

Five numbers, four operations, three targets. Combine the numbers with + − × ÷ to hit each target exactly. The same puzzle for everyone, in every language.